symbolsystem

Symbol System Project

Number Systems - General Links
http://www.math.wichita.edu/history/topics/num-sys.html (Inca, Ancient Egypt, Mayan, Greek Babylonian)
http://mathforum.org/alejandre/numerals.html

American Sign Language
http://www2.uic.edu/stud_orgs/cultures/daa/ASLHistory.html
http://42explore.com/signlang.htm

Bar Code
http://inventors.about.com/library/inventors/blbar_code.htm
http://www.howstuffworks.com/upc.htm

Dewey Decimal System
http://www.slais.ubc.ca/courses/libr517/02-03-wt2/projects/dewey/P1Section1.htm

Egyptian Numerals
http://www-groups.dcs.st-and.ac.uk/~history/HistTopics/Egyptian_numerals.html

Greek Alphabet
http://www.bbc.co.uk/dna/h2g2/A216073#startcontent
http://www.foundalis.com/lan/grkalpha.htm

Periodic Table of Elements
http://www.aip.org/history/curie/periodic.htm
http://www.wou.edu/las/physci/ch412/perhist.htm

Roman Numerals
http://www.unrv.com/culture/roman-numerals.php